<?php
/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Tool
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @version    $Id: InputHandler.php 18951 2009-11-12 16:26:19Z alexander $
 */

/**
 * @category   Zend
 * @package    Zend_Tool
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
class Zend_Tool_Framework_Client_Interactive_InputHandler
{

	/**
	 * @var Zend_Tool_Framework_Client_Interactive_InputInterface
	 */
	protected $_client = null;

	protected $_inputRequest = null;

	public function setClient(Zend_Tool_Framework_Client_Interactive_InputInterface $client)
	{
		$this->_client = $client;
		return $this;
	}

	public function setInputRequest($inputRequest)
	{
		if (is_string($inputRequest)) {
			require_once 'Zend/Tool/Framework/Client/Interactive/InputRequest.php';
			$inputRequest = new Zend_Tool_Framework_Client_Interactive_InputRequest($inputRequest);
		} elseif (!$inputRequest instanceof Zend_Tool_Framework_Client_Interactive_InputRequest) {
			require_once 'Zend/Tool/Framework/Client/Exception.php';
			throw new Zend_Tool_Framework_Client_Exception('promptInteractive() requires either a string or an instance of Zend_Tool_Framework_Client_Interactive_InputRequest.');
		}

		$this->_inputRequest = $inputRequest;
		return $this;
	}

	public function handle()
	{
		$inputResponse = $this->_client->handleInteractiveInputRequest($this->_inputRequest);

		if (is_string($inputResponse)) {
			require_once 'Zend/Tool/Framework/Client/Interactive/InputResponse.php';
			$inputResponse = new Zend_Tool_Framework_Client_Interactive_InputResponse($inputResponse);
		} elseif (!$inputResponse instanceof Zend_Tool_Framework_Client_Interactive_InputResponse) {
			require_once 'Zend/Tool/Framework/Client/Exception.php';
			throw new Zend_Tool_Framework_Client_Exception('The registered $_interactiveCallback for the client must either return a string or an instance of Zend_Tool_Framework_Client_Interactive_InputResponse.');
		}

		return $inputResponse;
	}


}
